1022221000019 has 2 divisors, whose sum is σ = 1022221000020. Its totient is φ = 1022221000018.

The previous prime is 1022221000007. The next prime is 1022221000049. The reversal of 1022221000019 is 9100001222201.

It is a happy number.

1022221000019 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is an emirp because it is prime and its reverse (9100001222201) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1022221000019 - 2³² = 1017926032723 is a prime.

It is a super-2 number, since 2×1022221000019² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1022221000049) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 511110500009 + 511110500010.

It is an arithmetic number, because the mean of its divisors is an integer number (511110500010).

Almost surely, 2^{1022221000019} is an apocalyptic number.

1022221000019 is a deficient number, since it is larger than the sum of its proper divisors (1).

1022221000019 is an equidigital number, since it uses as much as digits as its factorization.

1022221000019 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 144, while the sum is 20.

The spelling of 1022221000019 in words is "one trillion, twenty-two billion, two hundred twenty-one million, nineteen", and thus it is an aban number.